Home / 1,898,171.92-2,619,477.44-1,038,732.24

Finding the Fourth Proportional to 1,898,171.92, 2,619,477.44 and 1,038,732.24

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Solution

The fourth proportional to 1,898,171.92, 2,619,477.44 and 1,038,732.24 is: 1,433,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,171.92 : 2,619,477.44 = 1,038,732.24 : x
  2. Step 2: Convert to fraction form
    1,898,171.92/2,619,477.44 = 1,038,732.24/x
  3. Step 3: Cross multiply
    1,898,171.92x = 2,619,477.44 × 1,038,732.24
  4. Step 4: Simplify right side
    1,898,171.92x = 2,720,935,668,880.67
  5. Step 5: Solve for x
    x = 2,720,935,668,880.67/1,898,171.92
  6. Step 6: Final answer
    x = 1,433,450.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.